CN102084808B - Backpack mulberry shoot harvester - Google Patents
Backpack mulberry shoot harvester Download PDFInfo
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- CN102084808B CN102084808B CN2010105739327A CN201010573932A CN102084808B CN 102084808 B CN102084808 B CN 102084808B CN 2010105739327 A CN2010105739327 A CN 2010105739327A CN 201010573932 A CN201010573932 A CN 201010573932A CN 102084808 B CN102084808 B CN 102084808B
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- Prior art keywords
- haul line
- support bar
- backpack
- stationary knife
- mulberry
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- GDOPTJXRTPNYNR-UHFFFAOYSA-N CC1CCCC1 Chemical compound CC1CCCC1 GDOPTJXRTPNYNR-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a backpack mulberry shoot harvester, solving the problem that the existing mulberry shoot harvesters have complex structure and are inconvenient to operate. The adopted technical scheme is as follows: the backpack mulberry shoot harvester comprises a moving knife and a stationary knife which are hinged in a cross manner; a reset spring is arranged between the moving knife and the stationary knife; the handle of the stationary knife is fixed with a supporting bar; guide wheels are arranged on the supporting bar in a rotatable manner; the handle of the moving knife is connected with a pulling cable; the pulling cable is connected with a power machine by moving round the guide wheels; a pulling mechanism is arranged between the handle of the moving knife and the power machine; the pulling cable is connected with the pulling mechanism; and after the pulling mechanism is operated, the degree of tension of the pulling cable will change.
Description
Technical field
The present invention relates to a kind of agricultural machinery, relate in particular to and a kind ofly be used for that mulberry branch is cut the backpack mulberry branch that cuts down and cut down machine.
Background technology
In the mulberry tree planting process, rationally cutting of mulberry branch cut down the growth that can effectively promote mulberry leaf.Therefore, mulberry tree all will be cut and cut down branch every year, because of the difference of weather, the branch that the winter is cut down, the spring is cut down, the summer is cut down is arranged.Current planting mulberry and breeding silkworm are main with peasant household, and only cut down once bar every year, and big machinery is inapplicable, and the cut shoot operation is main with craft mainly, and this operating type speed is slow, and labour intensity is big, and are very arduous.Labour intensity when effectively alleviating cutting mulberry shoot has been invented some facility at present.Because mulberry tree is cut when cutting down farm work in the open air; Considering from angle easy to use, generally is to adopt internal combustion engine to be used as power, and existing mulberry tree is cut the transmission mechanism that cuts down facility; Mainly be to adopt power transmission shaft, changement that mechanical energy is passed to saw blade, can sawed-off mulberry branch during the saw blade rotation; Have plenty of and adopt the internal-combustion engine drives generator, convert mechanical energy to electric energy, again through micromachine the electronic mechanical energy that converts to, the sawed-off mulberry branch of drive saw blade; Also has plenty of the high-performance of employing accumulator as power source; The employing internal-combustion engine drives air compressor that has is realized in cylinder, moving back and forth the conversion of energy through the compressed air-driven piston with compressed air, impels the moving knife action, thereby cuts off the branch between moving, stationary knife.The energy conversion rate of above-mentioned facility is low, and fuel utilization ratio is low, and weight is difficult to greatly bear, and high performance accumulator cost is higher relatively, and this is unfavorable for popularizing of this facility.
China's utility model patent (patent No.: disclose a kind of electronic cutting mulberry shoot machine 200720042060.5); Its structure comprises a housing with tubular inner chamber, and the housing front end is provided with a fixed blade and a knife section, and fixed blade is fixed on the housing; Knife section is hinged on the fixed blade through the jointed shaft of center; The cutting edge of knife section leading portion is relative with the cutting edge of fixed blade, and the rear end of knife section and a transition connecting rod are hinged, and the rear end of transition connecting rod is hinged with a nut that can move forward and backward that is positioned at cavity; This nut cooperates with a screw mandrel that vertically is provided with, and said screw mandrel is through placing the motor-driven of housing inner chamber back segment.
When cutting off comparatively very thin branch, this DYN dynamic mulberry shoot reaper can be competent at, but for comparatively thick branch, the work for a long time continuously of this DYN dynamic mulberry shoot reaper, otherwise need the bigger accumulator of capacity.Mulberry shoot reaper need be born when work, and the battery that capacity is bigger is born difficulty, and acquisition cost is higher.Therefore, the accumulator in this mulberry shoot reaper is unusual can be not bigger.In the application process of reality, this DYN dynamic mulberry shoot reaper stability in use is poor, and the time of continuous operation can be not longer, and this not too is suitable for the cut shoot operation is carried out in the large tracts of land mulberry field.In addition, the structure of this electrodynamic type mulberry shoot reaper is also comparatively complicated, and its cost of manufacture is also higher, is unfavorable for popularizing of mulberry shoot reaper.
Summary of the invention
For overcoming above-mentioned defective, the technical issues that need to address of the present invention are: provide a kind of simple in structure, operation easily the backpack mulberry branch cut down machine.
In order to solve the technical problem; Technical scheme of the present invention: a kind of backpack mulberry branch cuts down machine; Comprise moving knife and stationary knife, moving knife is in the same place with the stationary knife cross-articulation, is provided with back-moving spring between moving knife and the stationary knife; Stationary knife handle and support bar are fixed together, and on support bar, are provided with guide wheel rotationally; The moving knife handle is connected with haul line, and haul line is walked around guide wheel and is connected with engine; Between moving knife handle and engine, be provided with trip gear, described haul line and trip gear link, and behind the operation trip gear, the rate of tension of haul line can change.Originally cut down machine in use, the person of being used bears on back, and described engine is generally selected internal combustion engine for use, and the power take-off in the engine is provided with power wheel, and haul line directly is connected on the power wheel prejudicially.Haul line generally is relative softer steel wire rope; When the haul line rate of tension was higher, the power that engine produces can pass to moving knife, made the cutting edge motion of the cutting edge of moving knife towards stationary knife; When the haul line rate of tension was low, the power on the engine can not be delivered to moving knife.During the trip gear action, can change the rate of tension of haul line, thereby confirm whether moving knife moves.Guide wheel has loop concave, and the concave surface of haul line and guide wheel fits, and guide wheel can effectively reduce the frictional force that is produced in the haul line motion process.
Described trip gear comprises swing mechanism and trigger, and described haul line is walked around swing mechanism, and trigger connects with swing mechanism is movable.Constitute the main body of trip gear by swing mechanism and trigger, simple in structure, convenient setting to trip gear.
Said swing mechanism comprises fork, and the both end sides of fork is respectively equipped with guide wheel, and described haul line is walked around two guide wheels respectively; The medium position of fork is hinged on the support bar; Said trigger connects with an end of fork is movable.Through the swing of the hinged fork realization trip gear in middle part, simple in structure to change the rate of tension of haul line, make things convenient for the setting of trip gear.
The end of said trigger is provided with stay cord, and stay cord is connected with an end of fork.Realize being connected between fork and the trigger through stay cord, simple in structure, be convenient to realization activity between the two and connect.
Said support bar is curved.Curved support bar has made things convenient for the position of guide wheel to be provided with, and helps improving the structural compactness that this branch cuts down machine.
Be provided with sleeve pipe in the relative end of stationary knife on the said support bar, said haul line passes this sleeve pipe.Sleeve pipe generally is an iron pipe.
Between sleeve pipe and engine, be provided with the soft spring pipe, said haul line passes this soft spring pipe.The soft spring pipe can change its trend neatly, and when profile changed, its length can not change, and this has adapted to the job requirements of mulberry field cut shoot well, also can not have influence on the stability of haul line work.
Be provided with sleeve pipe in the relative end of stationary knife on the said support bar, said haul line passes this sleeve pipe; Described trigger is hinged on the sleeve pipe.Trigger directly is hinged on the sleeve pipe, when carrying out the cut shoot operation, can live sleeve pipe with held, has made things convenient for the cut shoot operation.
The front end of said support bar is " Z " shape, and said stationary knife handle medial surface and support bar front end side fit; Front end at support bar is provided with " Jiong " shape supporting seat, in supporting seat, is provided with guide wheel, and said haul line passes supporting seat, and run through the stationary knife handle successively, the support bar leading section is connected with the moving knife handle.Like this, moving knife and stationary knife stretch out along the length direction of support bar, are convenient in the mulberry field mulberry branch cut cut down.
Therefore, beneficial effect of the present invention:
Because between moving knife and the engine is to come transferring power through soft haul line, the structure between moving knife and the engine need not be provided with very complicatedly, can realize the transmission of power between, can effectively save the cost of manufacture that this branch cuts down machine.Softer haul line can adapt to the demand of mulberry field cut shoot well, and the beta pruning cutter can have good flexibility with respect to engine, haul line transferring power stably in beta pruning cutter moving process.Realize the cut shoot of mulberry branch through the rate of tension that changes haul line, this has adapted to the requirement that branch is cut off well, and branch is being cut off in the process, and the epidermis injury that cutter is cut incision position to branch is little, and this helps following batch of sprouting of setting tooth.Trip gear is when changing the rate of tension of haul line, because haul line has certain softness, it is laborsaving that the operation of trip gear can seem, trip gear can not produce bigger instantaneous recoil strength to staff, has effectively reduced operation labor intensity.
Description of drawings
Accompanying drawing 1 is the structural representation that this backpack mulberry branch cuts down machine, and engine is shown in the drawings.
Accompanying drawing 2 is structural representations that this branch cuts down trip gear in the machine.
Embodiment
The structure that backpack mulberry branch of the present invention cuts down machine comprises beta pruning cutter and engine, and beta pruning cutter and engine are provided with transmission mechanism and trip gear, and trip gear and transmission mechanism link, and is used for confirming whether the transmission of power on the engine arrives the beta pruning cutter.
The beta pruning cutter is similar with existing general branch scissors, and its structure comprises stationary knife 2 and moving knife 1, and stationary knife 2 is in the same place with moving knife 1 cross-articulation.Be provided with back-moving spring 3 between stationary knife 2 and the moving knife 1, under the elastic force impetus of back-moving spring 3, the cutting edge of moving knife 1 and stationary knife 2 can be separated each other.The handle end of stationary knife 2 is fixedly connected on the leading section of a sheet of support bar 4, the integrally bending of support bar 4.The compartment of terrain is provided with several guide wheels 5 on support bar 4, and the outer peripheral face of guide wheel 5 is a cambered surface, also is provided with described guide wheel in the described supporting seat 13.Above-mentioned transmission mechanism comprises the haul line of being processed by steel wire 6, and an end of haul line 6 is fixedly connected on the outer distolateral of moving knife 1 handle, and the other end and the engine of haul line 6 link.Haul line 6 bending successively passes guide wheel 5, and haul line 6 fits with the arc-shaped circumference face of guide wheel 5.The front end of said support bar 4 is " Z " shape, and said stationary knife handle medial surface and support bar 4 front end sides fit; Front end at support bar 4 is provided with " Jiong " shape supporting seat 13, in supporting seat 13, is provided with guide wheel, and said haul line 6 passes supporting seat 13, and run through the stationary knife handle successively, support bar 4 leading sections are connected with the moving knife handle.For guaranteeing haul line 6 and guide wheel 5 outer peripheral faces applying stability, operated by rotary motion has " Jiong " shape locating part in the outside of guide wheel 5, in order to avoid haul line 6 is separated with guide wheel 5 in course of action.Haul line 6 links with trip gear, can change the rate of tension of haul line 6 during the trip gear action, thereby can impel moving knife 1 cutting edge to do the direction motion with respect to stationary knife 2 cutting edges.
On support bar 4, be fixedly connected with the conduit 8 of hollow with moving knife 1 a relative end, described haul line 6 passes this conduit 8.Between conduit 8 and engine, be provided with soft spring pipe 9, haul line 6 passes soft spring pipe 9 simultaneously.Stability when further guaranteeing haul line 6 work, described soft spring pipe 9 also can be that the body by hard replaces, and the both ends of this body are provided with ball head structure respectively, and described haul line 6 passes ball head structure.
The structure of described trip gear comprises trigger 11 and swing mechanism, and trigger 11 is hinged on the lateral surface of conduit 8, and swing mechanism is actively connected on the support bar 4.Be provided with thrust spring 10 between one end of trigger 11 and conduit 8 lateral surfaces, trigger 11 other ends connect with swing mechanism is movable.Described swing mechanism comprises the fork 7 of sheet, and the both end sides of fork 7 is provided with a guide wheel 5 respectively rotationally, and haul line 6 bending successively passes guide wheel 5.The medium position of fork 7 is hinged on the support bar 4, between fork 7 and support bar 4, is provided with reduction torsion spring, and under the effect of this torsion spring torsion, fork 7 is towards the direction swing that can reduce haul line 6 rates of tension.Between fork 7 and trigger 11, be provided with the stay cord of being processed by steel wire 12, the two ends of stay cord 12 are connected to a other end of trigger 11 and an end of fork 7.
Engine is provided with line shaft, and the outer end of line shaft is fixed with power wheel, and the other end off-centre of haul line 6 is actively connected on the power wheel.
For avoiding external impurities that the action of haul line 6 and trip gear is impacted, on the body of rod, can be provided with containment vessel, containment vessel is enclosed in inside to guide wheel 5, fork 7.
Mulberry branch being cut when cutting down, live conduit 8 with held, finger is firmly pulled trigger 11 towards conduit 8 directions; Stay cord 12 pulling forks 7; Make fork 7 as far as possible perpendicular to support bar 4, thereby make haul line 6 tensionings, under the drive of engine; Moving knife 1 cutting edge can be realized cutting off mulberry branch towards the direction motion of stationary knife 2 cutting edges.After unclamping trigger 11, the tractive that stay cord 12 is removed fork 7, fork 7 is along the swing of moving towards of haul line 6, and haul line 6 becomes loose, and the power that engine produced can not be pulled rope 6 and be passed to moving knife 1.
Claims (6)
1. a backpack mulberry branch cuts down machine, comprises moving knife and stationary knife, and moving knife is in the same place with the stationary knife cross-articulation, is provided with back-moving spring between moving knife and the stationary knife, it is characterized in that, stationary knife handle and support bar are fixed together, and on support bar, is provided with guide wheel rotationally; The moving knife handle is connected with haul line, and haul line is walked around guide wheel and is connected with engine; Between moving knife handle and engine, be provided with trip gear, described haul line is connected with trip gear, and behind the operation trip gear, the rate of tension of haul line can change; Described trip gear comprises swing mechanism and trigger, and described haul line is walked around swing mechanism, and trigger and swing mechanism flexibly connect; Said swing mechanism comprises fork, and the both end sides of fork is respectively equipped with guide wheel, and described haul line is walked around two guide wheels respectively; The medium position of fork is hinged on the support bar; One end of said trigger and fork flexibly connects; The end of said trigger is provided with stay cord, and stay cord is connected with an end of fork; Power take-off in the engine is provided with power wheel, and haul line directly is connected on the power wheel prejudicially.
2. backpack mulberry branch according to claim 1 cuts down machine, it is characterized in that, said support bar is curved.
3. backpack mulberry branch according to claim 1 cuts down machine, it is characterized in that, is provided with sleeve pipe in the relative end of stationary knife on the said support bar, and said haul line passes this sleeve pipe.
4. backpack mulberry branch according to claim 3 cuts down machine, it is characterized in that, between sleeve pipe and engine, is provided with the soft spring pipe, and said haul line passes this soft spring pipe.
5. backpack mulberry branch according to claim 1 and 2 cuts down machine, it is characterized in that, is provided with sleeve pipe in the relative end of stationary knife on the said support bar, and said haul line passes this sleeve pipe; Described trigger is hinged on the sleeve pipe.
6. cut down machine according to claim 1,2,3 or 4 described backpack mulberry branchs, it is characterized in that the front end of said support bar is " Z " shape, said stationary knife handle medial surface and support bar front end side fit; Front end at support bar is provided with " Jiong " shape supporting seat, in supporting seat, is provided with guide wheel, and said haul line passes supporting seat, and run through the stationary knife handle successively, the support bar leading section is connected with the moving knife handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105739327A CN102084808B (en) | 2010-12-06 | 2010-12-06 | Backpack mulberry shoot harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105739327A CN102084808B (en) | 2010-12-06 | 2010-12-06 | Backpack mulberry shoot harvester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102084808A CN102084808A (en) | 2011-06-08 |
| CN102084808B true CN102084808B (en) | 2012-06-20 |
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ID=44096994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105739327A Expired - Fee Related CN102084808B (en) | 2010-12-06 | 2010-12-06 | Backpack mulberry shoot harvester |
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| Country | Link |
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| CN (1) | CN102084808B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103583247A (en) * | 2013-10-28 | 2014-02-19 | 周元铎 | Shear of backpack-type mulberry branch cutting machine |
| CN103864221B (en) * | 2014-03-29 | 2015-02-25 | 朱蕾 | Blade of automatic cutting device for ecological landscape floating island |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61249329A (en) * | 1985-04-27 | 1986-11-06 | 開成工業株式会社 | Pruning machine |
| CN2657370Y (en) * | 2003-09-27 | 2004-11-24 | 吕炜理 | Tree pruner |
| CN2768426Y (en) * | 2005-02-24 | 2006-04-05 | 钱海锋 | Machine for branching |
| CN201107952Y (en) * | 2007-12-06 | 2008-09-03 | 中国农业科学院蚕业研究所 | Electric mulberry tree felling machine |
| CN201174898Y (en) * | 2008-03-13 | 2009-01-07 | 胡志雄 | Pruner stretch-adjustment safety device |
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2010
- 2010-12-06 CN CN2010105739327A patent/CN102084808B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN102084808A (en) | 2011-06-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hang Zhongbao Inventor after: Ben Kunjie Inventor after: Zhou Yuanduo Inventor after: Gu Guangyin Inventor after: Yang Yinshu Inventor after: Tai Deli Inventor before: Zhou Yuanduo |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHOU YUANDUO TO: HANG ZHONGBAO BI KUNJIE ZHOU YUANDUO GU GUANGYIN YANG YINSHU TAI DELI |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120620 Termination date: 20141206 |
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| EXPY | Termination of patent right or utility model |